Die morphologischen Eigenschaften des Granits

Althoughgraniteisagoodmaterialforbuilding, Overflowasthegraniteinsomeareasbutofradon, Anaturally Occurringradioactivegas. Radonwillmakepeoplesuffering Fromlung Krebs, Hong Kong 13 % Thedeadoflung Cancerdeathsareradonconcentration.

Quartzandfeldspar-Richcoarsegrainorgrainintrusiverocksarethemostcommonplutonic RocksintheEarthand #39; s Kruste, Formedbymagmadeepin TheEarthand #39; s Crustcooled. Duetopavingstonesandbuildingstoneandgraniteminingwasanimportantindustry.Graniteveinsorrockbed,morerepresentativeisirregularrockscalevariesgreatly. Maincomponentsarefeldspar, Plagioclaseandalkalifeldsparareusuallyveryrich, Therelativeabundanceofthetwointoagraniteclassificationbased. InmostGranites, Wheretheratioof Thetwotypesoffeldsparareless than1/2.Fall IntothiscategoryoftheUnited Staaten, Central, EasternandSouth-westlichen, südlichen Schau, TheBalticshield, FranceWestandCentral, Spainmostofthegranite, Andmanyotherareas. Plagioclasegreatlyexceedsanalkali-Feldspargranite, ist 20%(byvolume) IntheUnited Statesinsomeareasin theWestcommon.ContentofalkalifeldsparthanplagioclasegraniteproducedinNewEngland,theUnited KingdomandNorwayOsloareainmanylocations, Butisasmallerrock, Developedaverywide rangeinNorthernNigeria.Rockquartz Inhalte in weniger als 20 % nicht Calledgranite, Darkmineral (Maficminerals), Themaximum Inhalt ist. GraniteislessthemainmineralsareMuscovite, Biotit, Hornblenden, Pyroxeneorrarefayalite. Kann Beproducedinanytypeofbiotiteingranite, Andusually, Thoughsometimessmallamounts. Sodiumamphiboleandpyroxene (Ironofsodiumsodiumamphibole, Amphibol, Aegirine) aretypicalofalkalineGranites.Ifnoneinthetwotypesoffeldsparcontentmuchhigher Thantheother, es ist Unlikelytobethemainmineralhornblende, Pyroxen, DarkmineralisusuallyofbiotiteorMuscovite, Orboth.